64/2121 = ≈3.02%
Rounded to 2 decimal places.
A fraction like 64/2121 could represent a small share of people in a survey, products with a certain defect, or messages that received a particular response. In percentage terms, that is about 3.02%, so it describes something that happens only occasionally.
To picture it quickly, imagine 100 equal items and mark about 3 of them. You can also think of it as roughly 1 out of every 33 items, which makes the size of the fraction easier to estimate.
A common mistake is to treat 3.02% as 3.02 whole items or people. A percentage describes a portion of the total, so the actual number represented depends on how large the group of 2,121 is.